Clermont County, OH Population By Ancestry in 2021 (ACS-5Yrs)

Updated on March 3, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 207.65K Clermont County, OH population, 61.47K had Unclassified ancestry (29.60%), 56.74K had German ancestry (27.33%), and 30.63K had Other Groups ancestry (14.75%).

The chart below shows the top 10 ancestry groups, and the table below shows both the number and percentages for all ancestry groups.

You can see similar information for other Ohio counties, and for Ohio.

Clermont County, OH Percentages of Ancestry of Population in 2021
Unclassified
German
Other Groups
Irish
English
American
Italian
Scottish
European
French (except Basque)
Clermont County, OH Population By Ancestry in 2021
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Ancestry Number of Ancestry Percentage of Population (%)
Unclassified 61465 29.60
German 56744 27.33
Other Groups 30633 14.75
Irish 29247 14.09
English 25052 12.07
American 17393 8.38
Italian 9039 4.35
Scottish 4857 2.34
European 3908 1.88
French (except Basque) 3426 1.65
Polish 3313 1.60
Scotch Irish 2458 1.18
Welsh 1884 0.91
Dutch 1797 0.87
British 1384 0.67
Swedish 1138 0.55
Norwegian 1130 0.54
Hungarian 856 0.41
Russian 813 0.39
Greek 793 0.38
Eastern European 577 0.28
Swiss 471 0.23
Czech 431 0.21
Austrian 369 0.18
Romanian 363 0.18
Scandinavian 338 0.16
Northern European 317 0.15
French Canadian 299 0.14
Jordanian 275 0.13
Danish 260 0.13
Lebanese 259 0.13
Slovak 249 0.12
Ukrainian 248 0.12
Subsaharan African 223 0.11
Serbian 195 0.09
Celtic 169 0.08
Czechoslovakian 142 0.07
Syrian 134 0.07
Lithuanian 120 0.06
Belgian 119 0.06
Croatian 116 0.06
Canadian 111 0.05
African 104 0.05
Brazilian 102 0.05
Slovene 86 0.04
Turkish 69 0.03
Arab 64 0.03
Latvian 62 0.03
Portuguese 56 0.03
Slavic 49 0.02
Bulgarian 47 0.02
Finnish 45 0.02
Iranian 44 0.02
Pennsylvania German 43 0.02
West Indian (except Hispanic groups) 42 0.02
Yugoslavian 35 0.02
Israeli 33 0.02
New Zealander 27 0.01
Icelander 24 0.01
Haitian 22 0.01
Albania 21 0.01
Belizean 20 0.01
Australian 15 0.01